<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>04-获取特殊元素</title>
</head>
<body>
    <script>
        // 1. 获取body元素
        var bodyEle = document.body;
        console.log(bodyEle);  // <body>...</body>
        console.dir(bodyEle);

        // 2. 获取html 元素
    //   var htmlEle = document.html;
         var htmlEle = document.documentElement;
         console.log(htmlEle);

        /* 
        结果：
         <html lang = 'en'>
         <head>...</head>
         <body>...</body>
         </html>
        */
    </script>
</body>
</html>